The highest pressure in a diesel engine cylinder normally occurs ().
A、at TDC
B、before TDC
C、after TDC
D、during air starting
A、at TDC
B、before TDC
C、after TDC
D、during air starting
A、jacket water outlet B、expansion tank inlet C、heat exchanger inlet D、cooling water pump outlet
A、At zero load the intake manifold pressure is greater than the exhaust manifold pressure B、At full load the intake manifold pressure and exhaust manifold pressure are equal C、At full load the intake manifold pressure is less than the exhaust manifold pressure D、At full load the intake manifold pressure is greater than the exhaust manifold pressure
A、directly from high pressure toward low pressure B、directly from low pressure toward high pressure C、from high pressure toward low pressure deflected by the earth's rotation D、from low pressure toward high pressure deflected by the earth's rotation
A、the absolute pressure B、the gauge pressure C、the vacuum pressure D、the differential pressure
A、A. the router with the lowest priority B、B. the router with the highest priority C、C. the router with the highest System ID D、D. the router with the highest IP address